... nuclear energy, food, drink, medicine ect, where the pipe is required comparative high liquid medium.Seamless ... pipe: From the above process operation, we can easily find that: 1. The product is continually on ... PC steel bar, flat, bulb flat, coil steel, I-beam, H-beam, square tube, rectangular tube, ... naval and military steel fabrication, machined metal parts industries,etc.Stock over 100,000 ton about ...